计算书费（信息学奥赛一本通-T1104）

#include<iostream>
#include<iomanip>
#include<cmath>
using namespace std;
int main()
{
int i,b,j,c,n,h,k=1;
double price[10]={28.9,32.7,45.6,78,35,86.2,27.8,43,56,65};
double jine=0;
int temp=1;
int sum=0;
char ch;
int a[101];

for(i=0;i<10;i++){
	cin>>a[i];
	jine=jine+price[i]*a[i];
}
printf("%.1f\n",jine);
return 0;
}

要点：数组的输入